Home / 22,197.18-30,632.34-12,125.94

Finding the Fourth Proportional to 22,197.18, 30,632.34 and 12,125.94

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Solution

The fourth proportional to 22,197.18, 30,632.34 and 12,125.94 is: 16,733.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,197.18 : 30,632.34 = 12,125.94 : x
  2. Step 2: Convert to fraction form
    22,197.18/30,632.34 = 12,125.94/x
  3. Step 3: Cross multiply
    22,197.18x = 30,632.34 × 12,125.94
  4. Step 4: Simplify right side
    22,197.18x = 371,445,916.90
  5. Step 5: Solve for x
    x = 371,445,916.90/22,197.18
  6. Step 6: Final answer
    x = 16,733.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.